the faa has approved the aircraft maker's plan to fix its troubled batteries. >>> the top trending stories. plus the atf wants to know what caused a massive ferlt lieser plant explosion in texas. >>> and a funny car that provides anything but laughs in north carolina. details next. >>> more than four days after that huge explosion at a fertilizer plant in central texas, officials say everyone is accounted for. 14 people killed, 200 injured, and of the 14, 10 were first responders. gabe gutierrez reports from west, texas. >> reporter: new video of the damage in west, texas, after a fertilizer facility exploded in a blinding fireball. for the first time we see an apartment complex ripped open. chunks of concrete tossed hundreds of yards. a school heavily damaged and this nursing home shattered. investigators said they found the origin of the explosion but it won't say where or what triggered it and they still aren't sure what caused wednesday's initial fire. >> we know there was an initial fire and then an explosion. we do not have a time line. >> reporter: local authorities say everyone is